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Explore Smithsonian: How Can We Know About the Reproductive Cycle of an Animal by Its Poop?

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Life Science

STC Assessment Guide: Sound

Rocks and Minerals– Creating Take Home Field Guides

Earth & Space Science

Composite image of stars from the Chandra X-ray Telescope

Explore Smithsonian: How Do Astronomers See the Invisible Parts of the Universe?

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Earth & Space Science

STC Program: Rocks and Minerals Unit Kit, 2nd Edition

STC Assessment Guide: Motion and Design

Pick Your Plate! A Global Guide to Nutrition title screen

Pick Your Plate! A Global Guide to Nutrition

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Grade 4

Grade 5

Grade 6

Grade 7

Grade 8

Cover of COVID-19! How Can I Protect Myself and Others? NGSS-Aligned Teacher Companion Guide

COVID-19! How Can I Protect Myself and Others? NGSS-Aligned Teacher Companion Guide

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Teacher Tips: Weather

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Earth & Space Science

Organisms– Literacy Integration

Life Cycle of Butterflies– Literacy Integration: Nonfiction 1 - Multiple Intelligence Retell

STC Program: Energy, Machines, and Motion Unit Kit

Physical Science

Cover of the Cool to Cary activity with three different designed cups.

Cool to Carry

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Grade 3

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STC Program: Floating and Sinking Unit Kit, 2nd Edition

STC Secondary: Exploring Plate Tectonics

Earth & Space Science

STC Program: Changes Unit Kit, 2nd Edition

STC Literacy Series™: Motion and Design

STC Assessment Guide: Microworlds

Land and Water– Lesson 2/3 The Water Cycle: Modeling Land and Water

Earth & Space Science

Ecosystems– Notebooking Strategies

Earth & Space Science

Exploring Properties of Matter– Surface Gravity

Physical Science

STC-Secondary™: Researching Optical Systems

Physical Science

STC Assessment Guide: Chemical Tests

Cover of Climate Action in Spanish

¡Lucha Contra El Cambio Climatico! ¿Cómo podemos mitigar el impacto humano en la atmósfera?

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Grade 6

Grade 7

Grade 8

High School

Earth & Space Science

Yuck! That Tastes Terrible Cover Image

Yuck! That Tastes Terrible: Discovering a Unique Genetic Trait

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Grade 6

Grade 7

Grade 8

Explore Smithsonian: Dr. Avi Loeb - Jr. Professor of Science

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Grade 3

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Education

Image of cover of "COVID-19! How Can I Protect Myself and Others?" The main image is an illustration of the coronavirus.

COVID-19! How Can I Protect Myself and Others?

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High School

Sustainability

Investigating Circuit Design– Solar Cells

Physical Science

STC Program: Food Chemistry Student Investigations Guide, 3rd Edition

Physical Science

STC Program: Floating and Sinking Unit Kit, 3rd Edition